net/fman: Support both new and legacy FMan Compatibles

[platform/kernel/u-boot.git] / drivers / net / fm / init.c

diff --git a/drivers/net/fm/init.c b/drivers/net/fm/init.c
index 9a8a007..b3ff4c5 100644 (file)
--- a/drivers/net/fm/init.c
+++ b/drivers/net/fm/init.c
@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier:    GPL-2.0+
  */
+#include <errno.h>
 #include <common.h>
 #include <asm/io.h>
 #include <asm/fsl_serdes.h>
@@ -230,7 +231,7 @@ void board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
                                enum fm_port port, int offset)
         __attribute__((weak, alias("__def_board_ft_fman_fixup_port")));
 
-static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
+int ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
 {
        int off;
        uint32_t ph;
@@ -239,11 +240,13 @@ static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
                                CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET;
 
        off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
+       if (off == -FDT_ERR_NOTFOUND)
+               return -EINVAL;
 
        if (info->enabled) {
                fdt_fixup_phy_connection(blob, off, info->enet_if);
                board_ft_fman_fixup_port(blob, prop, paddr, info->port, off);
-               return ;
+               return 0;
        }
 
 #ifdef CONFIG_SYS_FMAN_V3
@@ -281,7 +284,7 @@ static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
            ((info->port == FM1_10GEC4) && (PORT_IS_ENABLED(FM1_DTSEC4)))
 #endif
        )
-               return;
+               return 0;
 #endif
        /* board code might have caused offset to change */
        off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
@@ -294,6 +297,8 @@ static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
        ph = fdt_get_phandle(blob, off);
        do_fixup_by_prop(blob, "fsl,fman-mac", &ph, sizeof(ph),
                "status", "disabled", strlen("disabled") + 1, 1);
+
+       return 0;
 }
 
 void fdt_fixup_fman_ethernet(void *blob)
@@ -305,10 +310,18 @@ void fdt_fixup_fman_ethernet(void *blob)
                ft_fixup_port(blob, &fm_info[i], "fsl,fman-memac");
 #else
        for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
-               if (fm_info[i].type == FM_ETH_1G_E)
-                       ft_fixup_port(blob, &fm_info[i], "fsl,fman-1g-mac");
-               else
-                       ft_fixup_port(blob, &fm_info[i], "fsl,fman-10g-mac");
+               /* Try the new compatible first.
+                * If the node is missing, try the old.
+                */
+               if (fm_info[i].type == FM_ETH_1G_E) {
+                       if (ft_fixup_port(blob, &fm_info[i], "fsl,fman-dtsec"))
+                               ft_fixup_port(blob, &fm_info[i],
+                                             "fsl,fman-1g-mac");
+               } else {
+                       if (ft_fixup_port(blob, &fm_info[i], "fsl,fman-tgec"))
+                               ft_fixup_port(blob, &fm_info[i],
+                                             "fsl,fman-10g-mac");
+               }
        }
 #endif
 }